Huawei
H12-841_V1.5 · Question #168
In an MPLS VPN network, which of the following faults will cause "the PE device to be unable to encapsulate public network labels for VPN packets"?
The correct answer is B. The MPLS LSP between the PE device and the P device has not been established. See the full explanation below for the reasoning.
Intelligent O&M and Troubleshooting in Campus Networks
Question
In an MPLS VPN network, which of the following faults will cause "the PE device to be unable to encapsulate public network labels for VPN packets"?
Options
- AThe MPLS LDP protocol is enabled on the PE device, and a neighbor relationship has been
- BThe MPLS LSP between the PE device and the P device has not been established.
- CThe VPN instance has been correctly created and the interface bound on the PE device.
- DBGP VPNv4 neighbor between PE devices is established normally.
How the community answered
(19 responses)- A5% (1)
- B84% (16)
- C5% (1)
- D5% (1)
Topics
#MPLS#LDP#LSP#fault diagnosis
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